There are no active watches, warnings or advisories for Jefferson (Colorado).

Regional Radar Regional Infrared Satellite
Radar/Satellite images courtesy of Weather Underground.
Bulletin Board
68.0
UV Index 9.9 - Sunburn in 10 to 15 minutes
METRIC | IMPERIAL
Updated: 04/21/2015 @ 12:55:00 pm  
Summary / Temperature Wind Rain/Melted Snow Fire Risk


Sunny, Dry
Sunny, Dry

65.5°F Warmer 3.9°F than last hour.
---
Currently 65.5, Max: 66.3, Min: 37.0 Feels like:
66°F

24-hr
difference
13°FWarmer 13°F than yesterday at this time.
TEMP: HIGH: LOW:
Today: 66.3°F 37.0°F
12:41pm 12:49am
Yesterday: 57.3°F 31.7°F
2:45pm 6:42am
Record: 75.0°F 25.0°F
2008 1987
Normal: 56.0°F 35.0°F
 Wind from N N
14.3
Gust:
11
Moderate Breeze
60-Min Avg: 6.7 mph
120-Min Avg: 5.9 mph
Max Gust: 25 mph 12:49pm
Month: 45 mph Apr 1
Today: 0.00 in
Storm Rain: 0.07 in
Yesterday: 0.07 in
Last
Rain:
04/20/2015
6:50 PM
April: 3.07 in
Last 7 Days: 2.77 in
Rain Season:1 6.21 in
Rain Days: 27 in 2015
7 rain days in April.
Chandler Burning Index
Chandler Burning Index: HIGH
Currently:
80.9
at 12:55 PM
Barometer Humidity/Dew Point Sun/Moon
Current: 29.790 inHg Falling 0.031 °F/hr
1-Hr Trend: Falling
3-Hr Trend: Falling
Today: Todays High 29.915
Todays Low 29.788
Humidity: 23 % Decreased 7% since last hour.
Humidex: 60.4°F     
Today: Todays High     
Todays Low     
Dew Point: 26.7°F Decreased 3.2°F since last hour.
Wetbulb: 49.5°F     
Daylight:
Possible hours of Daylight
13:29
+ 00:02:25 Min
Evening Crescent, 2 days, 23 hours, 57 minutes in cycle
0% Illuminated
Current UV Index Current Solar Energy
9.9
Sunburn in
11 Minutes
Highest:
12:49pm
10.3
Energy: 995 W/m2 (88 %)
High: 1002 at  12:53pm
Feels like: 71.9°F
Heat Index Cooling Degree Days Air Quality6
Current: 65.5°F
Today: 66.3°F  12:41pm
Yesterday: 57.3°F
Last Week: 75.8°F
Record: 99.7°F   26-Aug-2012
Today: 0.0
April: 0.0
2015 to Date: 0.0
Heating Degree Days
2015 to Date: 2584.4
Current AQI

40


Good
Snow3 Irrigation Index5 Station All Time Records Cloud Level
Today: 0.00 in
Yesterday: 0.00 in
April: 2.50 in
Season Total:2 70.62 in
Snow Depth: 0.00 in
1 snow day in April
25 snow days this season.2
Updated at Midnight
Current: 0.15 in   
7-Days Rain: 2.77 in   
7-Days ET: 0.82 in   
7-Day: 1.951 in 1.951 in water in excess of what evaporated in last 7 days.
April: 0.27 in 0.27 in water in excess of what evaporated this month.
Outside Now
Air Density: 1.202 kg/m3
HIGHS: LOWS:
99.3°F
25-Jun-2012
-13.9°F
02-Feb-2011
Daytime Records
    95.5°F
25-Jun-2012
  -4.9°F
01-Feb-2011
Nitetime Records
  82.0°F
24-Jun-2012
-9.4°F
02-Feb-2011
ICN:0 ISS:Ok CON:4.6 RCP:100%
1 Rain season: Jan 1st to Dec 31st.    2 Snow season October 1st to September 30th.    3 Snow manually measured usually around 7AM and 7PM.    5 Estimated amount of water needed to replace the water used by plants and evaporation from the past week. (Negative numbers mean amount of water needed, positive numbers mean excess water is present.) 6 Air Quality Index is provided by Minnesota Polution Control Agency and is updated hourly between the hours of 6AM and Midnight.
 NWS Weather Forecast  -   Outlook  &

NWS forecast:
WXSIM forecast: Fair. High 65°. UV index up to 8. Wind northwest around 2 mph.

NWS forecast:
WXSIM forecast: Partly cloudy in the evening, becoming fair after midnight. A slight chance of rain. Low 46°. Wind north around 2 mph in the evening, becoming south-southwest after midnight. Chance of precipitation less than 20 percent. Precipitation mostly less than a tenth of an inch.
 NWS Short Term Weather Forecast








Version 5.03 09-Apr-2010 - Script Mods by: WebsterWeatherLIVE.com
Some Colorado Weather Facts:
The lowest temperature on record was -25 F in 1963.

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